Low-power silicon thermo-optic switch with folded waveguide arms and suspended ridge structures

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© The Institution of Engineering and Technology
Published 19/10/2012

Abstract

Proposed is a low-power switch with a folded waveguide arms layout and suspended ridge structures. An extremely low power consumption of 0.40 mW / MZI and a high extinction ratio of more than 30 dB for TE polarisation were achieved.

Inspec keywords: extinction coefficients; optical waveguides; silicon-on-insulator; thermo-optical devices; light polarisation; optical switches; power consumption; Mach-Zehnder interferometers

Other keywords: MZI; TE polarisation; Si; folded waveguide arms; suspended ridge structures; low-power silicon thermo-optic switch; power consumption; extinction ratio

Subjects: Optical interferometry; Optical waveguides; Optical waveguides and couplers; Optical switches; Optical switches

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